[julia-users] cflags

2014-04-03 Thread Samuele Carcagno
Hi, when compiling Julia from master, does specifying cflags help get better performance for Julia and dependencies, or these are already set at the maximum safe optimization levels (or it doesn't matter for other reasons)? For example for an Ivy Bridge Xeon I was thinking of setting the foll

Re: [julia-users] cflags

2014-04-03 Thread Elliot Saba
The ones that are the most important, (OpenBLAS, etc...) already use the max safe levels. Julia herself shouldn't matter that much, if you're looking for speed. On Thu, Apr 3, 2014 at 1:58 AM, Samuele Carcagno wrote: > Hi, > > when compiling Julia from master, does specifying cflags help get be

Re: [julia-users] cflags

2014-04-04 Thread Samuele Carcagno
On 04/04/14 06:40, Elliot Saba wrote: The ones that are the most important, (OpenBLAS, etc...) already use the max safe levels. Julia herself shouldn't matter that much, if you're looking for speed. Thank you for the info. Sam On Thu, Apr 3, 2014 at 1:58 AM, Samuele Carcagno mailto:sam.ca